The device history record (dhr) was reviewed, and no abnormal process conditions were present during the manufacturing of the product that could have led to the condition described by the customer.There were 5 samples submitted with this complaint.A leak test was performed on the samples and no leaking was observed.A visual inspection identified a small scratch on barrel, but no crack was observed.The reported condition could not be confirmed.The exact root cause could not be determined as the reported condition could not be confirmed.The true root cause of the failure could not be determined based on available information.There were no anomalies found during a review of the dhr¿s, maintenance records or process monitoring data.There was no evidence of any systemic failure of the manufacturing process.Also, there was no trend observed.Based on the investigation and root cause analysis, the initiation of a new capa is not required.
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